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Issue #23840: tokenize.open() now closes the temporary binary file on error to

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fix a resource warning.
This commit is contained in:
Victor Stinner 2015-05-26 00:43:58 +02:00
parent 410d77f230
commit 387729e183
3 changed files with 21 additions and 6 deletions
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14
Lib/tokenize.py
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@ -435,11 +435,15 @@ def open(filename):
detect_encoding().
"""
buffer = _builtin_open(filename, 'rb')
encoding, lines = detect_encoding(buffer.readline)
buffer.seek(0)
text = TextIOWrapper(buffer, encoding, line_buffering=True)
text.mode = 'r'
return text
try:
encoding, lines = detect_encoding(buffer.readline)
buffer.seek(0)
text = TextIOWrapper(buffer, encoding, line_buffering=True)
text.mode = 'r'
return text
except:
buffer.close()
raise
def tokenize(readline):